The DOT published its “Nondiscrimination on the Basis of Disability in Air Travel: Draft Technical Assistance Manual” in the Federal Register on July 5, providing guidance that allows swine on airplanes if they are determined to be service animals.

The manual is designed to "help carriers and indirect carriers and their employees/contractors that provide services or facilities to passengers with disabilities, assist those passengers in accordance with" the Air Carrier Access Act. "